Product introduction:
1.Iconic powerful bass resonance of Bluedio: Unexpected 57mm ultra-large dynamic drivers，style housing， with iconic Bluedio surging low-frequency shock， let you feel the bass resonate deep in the chest， enjoying the best sound quality. Clear and transparent bass， mids and highs， fully exposed to all the details of song， you can hear what the artists really want you to hear， Coldplay or Linkin Park concerts are simply playing around your ear.
2.Ultra-long operation and carefree calling from Bluetooth 4.1: With robust high speed CPU of Bluetooth 4.1 operating system， comes with ultra-long 40 hours music， 45 hours talk and 1625 hours (around 67 days) standby time， the same battery， decrease up to 40% power consumption compare to Bluetooth 4.0. Acoustic echo cancellation and noise reduction effectively reduce ambient noise while talking， make far-end listener cannot hear what you said become history， just like talking face to face.
3.Customized function: Audio Sharing allows you to connect to another H(Shooting Brake) headphone via audio cable， share music feast with your friends instantly(*recommended to use headphones with impedance of 32Ω or higher). Seamless connect two Bluetooth devices simultaneously， listen to music or enjoy foreign blockbusters， do as you think about it.
4.Comfortable wearing: Custom fit supra-aural soft earmuffs， artificial protein leather of earmuffs simulated to human skin texture， ensure long lasting comfort in various rugged circumstances.
5.Convenience: Just a plug with audio cable(*buy separately)， then listen to your favorite tracks without using any battery， no matter how long is your playlist. H also incorporate 4 languages voice prompt(Chinese， English， French， Spanish)， to communicate with you in your language.
Technical specification:
Drivers: 57mm speaker X 2
Transducer type: dynamic
Bluetooth version: V4.1
Frequency range: 2.4GHz-2.48GHz
Operating distance: up to 10m (free space)
Bluetooth profiles: A2DP AVRCP HSP HFP
Impedance: 16Ω
Frequency response: 20Hz-20kHz
Sensitivity: 110dB
Distortion:<0.1%(THD)
Talk time: up to 45 hours
Standby time: up to 1625 hours
Charging time: about 2 hours
Operational temperature: -10 to 50°C
About Shippment
1.WORLDWIDE SHIPPING.We make shippment within 2-15 days after payment verification.
2.Orders processed timely after the payment verification.
3.We only ship to confirmed order addresses.Your order address MUST MATCH your Shipping address.
4.SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary， particularly during the holiday season.We are unable to take any responsibility for any custom delay.
5. If you have not received your shipment within 30 days from payment， please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
6 Due to stock status and time differences， we will choose to ship your item from our first available warehouse for fast delivery.
7 We are not responsible for any custom duty or impot tax.
Return and Refund
1.You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days， it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS!
2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number， specific reasons for the return， and your po#.
3. We will refund YOUR FULL WINNING BID AMOUNT， upon receipt of the item in its original condition and packaging with all components and accessories included， AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. WINNING BID AMOUNT. OR， you may choose to have a replacement.
4.We will bear all the shipping cost if the product(s) is (are) not as advertised.
About Guarantee
1.1 Year Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.
2.Defective items MUST BE reported and returned within the warranty period (and in the original packaging， if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY.
About Feedback
We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We request that you contact us immediately BEFORE you give us neutral or negative feedback， so that we can satisfactorily address your concerns.
If there is anything we can help or provide，pls fell free to contact us!